Prisma Poligon Nikon

Tilting prism holder made of plastic. White and black target made of metal. Prism diameter 62.5mm. Accuracy: ±2mm. Offset: 0/-30mm. Axis height 100mm. Rotatable carrier with plummet and longitudinal bubble. Accuracy 1mm at 1.5m. Tribrach without plummet. Torsional stiffness <1”. Complete set supplied in a soft padded carry bag.